Lighting unit for a vehicle



FIG. 1 is a front view of a lighting unit for a vehicle showing my new design;

FIG. 2 is rear view, with the wire broken away on the end to indicate indeterminate length;

FIG. 3 is a perspective view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a left view thereof; and,

FIG. 7 is a right view. 

CLAIM The ornamental design for lighting unit for a vehicle, as shown and described. 